CN114016442A - Bridge reinforcing device convenient to disassemble and assemble and using method thereof - Google Patents
Bridge reinforcing device convenient to disassemble and assemble and using method thereof Download PDFInfo
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- CN114016442A CN114016442A CN202111418934.3A CN202111418934A CN114016442A CN 114016442 A CN114016442 A CN 114016442A CN 202111418934 A CN202111418934 A CN 202111418934A CN 114016442 A CN114016442 A CN 114016442A
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- rib rod
- fixedly connected
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- bridge
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 36
- 239000011440 grout Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 6
- 230000003287 optical effect Effects 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 10
- 210000003205 muscle Anatomy 0.000 abstract description 8
- 239000002689 soil Substances 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000011435 rock Substances 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 28
- 239000010959 steel Substances 0.000 description 28
- 239000002002 slurry Substances 0.000 description 14
- 239000007788 liquid Substances 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 210000002435 tendon Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge reinforcing device convenient to disassemble and assemble and a use method thereof, wherein the bridge reinforcing device comprises a protective device and a rib rod device, the protective device is provided with a rotatable sash door and is combined with a fence to form a construction protective area, the carrying operation of materials and equipment can be conveniently carried in the bridge reinforcing construction process, and after the carrying operation is finished, a sash plate is rotated by a motor to be vertical to a box body to form a protective measure; adopting a rib rod with an improved structure to plant ribs, connecting an anchor head and a rib rod body through threads by a protective pipe to enable the anchor head to reach the front of a grout outlet needing to be protected, and then sequentially connecting a grout stop plug, a gasket and a screw cap; because the peripheral threaded connection of body has the tighrening ring, consequently, through rotatory tighrening ring forward, can inwards fasten the collet of flare-out, make collet sticis the muscle pole body to fix the protecting tube, thereby prevent effectively that the muscle pole from droing, realize sheltering from the grout outlet simultaneously, prevent the effect that the grout outlet is blockked up by soil and rock.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a bridge reinforcing device convenient to disassemble and assemble and a using method thereof.
Background
The existing bridges in China have three types of technologies, obvious potential safety hazards exist, and once the bridges are influenced by emergencies such as heavy traffic, natural disasters and the like, the bridges are probably changed into dangerous bridges. Therefore, the number of bridges needing to be repaired, reinforced and modified is huge. The common bridge reinforcing method is a section enlarging reinforcing method, namely, the bearing area of the foundation is enlarged by planting bars on the original foundation and then pouring concrete on the periphery of the original foundation.
Because of the limitation of roads or buildings around the foundation, the foundation is difficult to expand in a large range so as to greatly improve the bearing capacity of the foundation, and under the condition that most bridges are used for a long time, the service life of the bridges is influenced due to severe vibration for a long time. The general bridge reinforcing device is inconvenient to erect, and the supporting strength is reduced along with the easy change of the vibration structure strength of the bridge body during supporting.
In the processes of bar planting and pouring, on one hand, a bar rod is used as a tension member deep into a stratum and is used for being connected with a bridge structure to achieve a reinforcing effect, but due to the problem of simple structure, the anti-falling function is weaker; the slurry outlet hole on the rib rod is easy to be blocked, so that the slurry outlet is influenced; on the other hand, the protection performance is not good in the construction process, and potential safety hazards exist for constructors.
For example, the Chinese patent application number: CN201721026152.4, publication No.: CN207259979U discloses a bridge reinforcing apparatus, its technical scheme as follows:
"a bridge reinforcing apparatus, characterized by, the reinforcing apparatus of said bridge includes beam-ends fulcrum and string type girder steel; the beam end supporting points are fixed on a bridge abutment or a cover beam of the bridge, and two ends of the string-stretching type steel beam are fixed on the beam end supporting points. According to one embodiment of the utility model, the beam end pivot comprises an anchor bolt and a supporting seat, and the supporting seat is anchored on an abutment or a cover beam of the bridge through the anchor bolt; and two ends of the beam string type steel beam are fixed on the supporting seat. According to one embodiment of the utility model, the beam string steel comprises an external cable system, a section steel beam and an adjusting saddle; the section steel beam extends along the length direction of the bridge, is arranged at an interval with the bottom of the bridge and is positioned below the damaged bridge, and two ends of the section steel beam are fixed on the supporting seat of the beam end fulcrum; and the adjusting saddle is positioned in a gap between the section steel beam and the bottom of the bridge and is attached to the bottom of the damaged bridge. According to one embodiment of the utility model, the profiled steel beams are in two rows, the two rows being parallel to each other. According to one embodiment of the utility model, the extracorporeal cable system comprises an anchoring end, a steel strand and a string support; the anchoring ends are positioned at two ends of the in-vitro cable system and fixed at two ends of the section steel beam; the two ends of the steel strand are anchored at the anchoring ends, the number of the steel strands is two, the end part of each steel strand is divided into two, and the two end parts of each steel strand are anchored at the two sides of a row of steel beams respectively. According to one embodiment of the utility model, the string bracing comprises a hydraulic jack, a section steel supporting leg and a fixing device; the hydraulic jack is positioned inside the profile steel supporting leg, and the profile steel supporting leg is of a telescopic structure and can be telescopic in a direction perpendicular to the profile steel beam; the fixing device is used for fixing the section steel supporting leg. According to one embodiment of the utility model, the fixing device comprises an adjustable screw rod and a first nut, wherein threads are arranged on the adjustable screw rod, the first nut is sleeved on the adjustable screw rod, and the lower end of the first nut abuts against a flat plate arranged on the profile steel supporting leg to fix the profile steel supporting leg. According to one embodiment of the utility model, after the hydraulic jack applies pressure, the section steel support leg is extended, so that the steel strand of the external cable system is tensioned to form a string-type external cable structure. According to one embodiment of the utility model, the number of the string supports comprises a plurality of string supports which are arranged on the section steel beam at intervals, and the ends of the section steel supporting legs of the string supports are abutted against the steel strands of the external cable system. According to one embodiment of the utility model, the adjusting saddle comprises two stacked wedge blocks, a screw, a nut and a second nut, wherein the contact surface of the two wedge blocks is an inclined surface, the screw traverses the adjusting saddle, the second nut is fastened at one end of the screw and abuts against the side surface of the adjusting saddle, and the nut is fastened at the other end of the screw; and adjusting the stacking height of the two wedge-shaped blocks by adjusting the screw cap, thereby adjusting the height of the adjusting saddle.
The above patents have been analyzed to have the following problems: from the beam breakage accidents which have occurred in China, the accidents mainly concentrate on plate girder bridges or T-shaped girder bridges with medium and small spans in the 80-90 s of the last century, the accidents often occur on slow lanes with more heavy trucks, and the accidents are characterized by single-beam stress, beam slab cracking, hinge joint damage, wet joint cracking and the like; however, the existing bridge reinforcing device often does not have an adjusting function when in use, and the device still needs to be continuously held when being installed and fixed, so that the bridge reinforcing device is extremely inconvenient to use, and wastes time and labor.
Disclosure of Invention
The utility model aims to provide a bridge reinforcing device convenient to disassemble and assemble and a using method thereof.A protective device is adopted to combine a rotatable door leaf with a fence to form a construction protective area, so that the carrying operation of materials and equipment can be conveniently carried in the bridge reinforcing construction process, and protective measures can be formed; adopt the muscle pole of improvement structure to plant the muscle and fix the protective tube, prevent that the muscle pole from droing, realize sheltering from out the thick liquid hole simultaneously to solve the problem that proposes among the above-mentioned background.
In order to achieve the purpose, the utility model provides the following technical scheme:
a bridge reinforcing device convenient to disassemble and assemble comprises a protective device and a rib rod device, wherein the protective device comprises a box body, one end of the box body is fixedly connected with a first installation seat, a first shaft rod is connected to the first installation seat in a rotating mode, two ends of the first shaft rod are connected with first cylindrical gears, the end part of the first installation seat is connected with a sleeve, a groove is formed in the middle of the sleeve, the groove is in clearance fit with a fixing sleeve, the fixing sleeve is connected with a first optical axis, two ends of the first optical axis are connected with second cylindrical gears, the first cylindrical gears are meshed with the second cylindrical gears, one end of the fixing sleeve is connected with a first door, the middle part of the first shaft rod is connected with a first worm gear, the first worm gear is meshed with a connecting worm, the other end of the worm is meshed with a second worm gear, the second worm gear is fixedly connected with a second shaft rod, two ends of the second shaft rod are connected with third cylindrical gears, the third cylindrical gears are meshed with a fourth cylindrical gear, the fourth cylindrical gear is fixedly connected with two ends of a second optical axis, the middle part of the second optical axis is connected with the fixing sleeve, the second optical axis is rotatably connected with a second mounting seat, the second mounting seat is fixedly connected with the box body, and two ends of the upper surface of the box body are connected with detachable fences;
the rib rod device comprises a hollow rib rod, an anchor head, a grout stop plug, a gasket, a screw cap and a protective pipe; the hollow bar rod comprises a bar rod body and a pulp outlet, and the pulp outlet is formed in the outer wall of the bar rod body and communicated with the inside of the bar rod body; the anchor head is positioned at the front end of the bar rod body and is in threaded connection with the bar rod body; the grout stopping plug, the gasket and the screw cap are positioned at the rear end of the rib rod body and are sequentially in threaded connection with the rib rod body; the protective pipe comprises a pipe body, an elastic baffle and an elastic chuck, wherein the pipe body is in threaded connection with the rib rod body and is positioned on the front side of the grout outlet; elastic baffle fixed connection is in the body rear end, and collet fixed connection is in the body front end, and elastic baffle and collet all expand to the outside, and body and collet outer wall are equipped with the screw thread.
As a further scheme of the utility model: the middle of the worm is provided with a helical gear which is meshed with a motor gear, the motor gear is fixedly connected with a motor output shaft, the bottom of the motor is fixedly connected with a motor box, and the motor box is fixedly connected with the bottom surface of the box body.
As a further scheme of the utility model: the lower surface of the box body is fixedly connected with the supporting legs.
As a further scheme of the utility model: notches are formed in the middle of the first mounting seat and the second mounting seat.
As a further scheme of the utility model: the elastic baffle is made of metal, and the inner side of the elastic baffle is provided with a support thorn.
As a further scheme of the utility model: the inner side of the elastic chuck is provided with a silica gel pad, and the front end of the silica gel pad is thinner.
As a further scheme of the utility model: the peripheral threaded connection of body has the tighrening ring, the tighrening ring diameter is less than anchor head maximum diameter.
As a further scheme of the utility model: the slurry outlet is obliquely arranged and is positioned below the elastic baffle.
A using method of a bridge reinforcing device convenient to disassemble and assemble comprises the following steps:
connecting the anchor head with the rib rod body through threads, selecting a protective pipe to move forwards along the threads on the surface of the rib rod body to enable the protective pipe to reach the front of a grout outlet needing to be protected, enabling a grout outlet hole to be located below an elastic baffle, and then sequentially connecting a grout stop plug, a gasket and a screw cap; meanwhile, the periphery of the pipe body is in threaded connection with a fastening ring, the elastic chuck is unfolded outwards, threads are arranged on the outer walls of the pipe body and the elastic chuck, the outward-unfolded elastic chuck is fastened inwards by rotating the fastening ring forwards, and the elastic chuck is tightly pressed on the rib rod body, so that the protective pipe is fixed; the inside silica gel pad that is equipped with of collet chuck through setting up the softer silica gel pad of material, makes chuck and muscle pole body contact inseparabler, has the guard action to muscle pole body and chuck simultaneously.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model can realize the transportation operation of materials and equipment in the bridge reinforcement construction process conveniently by arranging a rotatable door and combining a fence, synchronously driving a first worm wheel and a second worm wheel by a worm, driving a first shaft rod to rotate by the first worm wheel, driving a second cylindrical gear to rotate by the first cylindrical gear, fixedly connecting the second cylindrical gear with a first optical axis, driving the first door to rotate by the first optical axis, driving a second shaft rod to rotate by the second worm wheel, driving a fourth cylindrical gear to rotate by a second shaft rod by a third cylindrical gear, driving the second door to rotate by the second optical axis, synchronously rotating the first door and the second door to be vertical to a box body when the worm rotates, forming a construction protection area, and forming a protection measure by rotating a fan plate to be vertical to the box body by a motor after the transportation is finished, the operation safety of workers is protected;
2. adopting a rib rod with an improved structure to plant ribs, wherein the protective pipes with the connecting quantity and the connecting positions capable of being selected according to actual needs are used for connecting the anchor heads with the rib rod body in a threaded manner, so that the anchor heads reach the front of a slurry outlet needing to be protected, the slurry outlet is positioned below the elastic baffle plate, and then the slurry stop plug, the gasket and the screw cap are sequentially connected; because the peripheral screw thread of the tube body is connected with the fastening ring, and the elastic chuck is expanded outwards, and the tube body and the outer wall of the elastic chuck are provided with the screw thread, the elastic chuck which is expanded outwards can be fastened inwards by rotating the fastening ring forwards, so that the elastic chuck tightly presses the rib rod body, the protective tube is fixed, and the rib rod is effectively prevented from falling off;
3. the rib rod is provided with the elastic baffle, the strength is high, the rib rod is not easy to break, when the rib rod moves into the hole, the elastic baffle is extruded by the hole wall and bends inwards, the lower slurry outlet hole can be protected at the moment, the slurry outlet hole is prevented from being blocked by soil, and the inner side of the rib rod is provided with the support thorn to prevent the elastic baffle from being completely attached to the slurry outlet hole to cause the blockage; when the rib rods have the tendency of moving outwards, the elastic baffle plates are expanded outwards to extrude the hole walls, so that the rib rods are prevented from falling out naturally, the supporting thorns can penetrate into the hole walls at the moment, the rib rods are further prevented from falling out, and the rib rods are convenient to mount; because the slope of grout outlet sets up, can further prevent that muscle pole earth from blockking up out the thick liquid hole when removing, realize sheltering from out the thick liquid hole, prevent out the effect that the thick liquid hole was blockked up by soil and rock.
Drawings
FIG. 1 is a schematic front view of a protective device of a bridge reinforcing apparatus easy to assemble and disassemble;
FIG. 2 is a schematic top view of a protective device of a bridge girder reinforcing apparatus for easy assembly and disassembly;
FIG. 3 is a schematic front view of a reinforcing bar device of a bridge reinforcing apparatus easy to assemble and disassemble;
FIG. 4 is a schematic cross-sectional view of a reinforcing bar device of a bridge reinforcing apparatus for easy assembly and disassembly;
FIG. 5 is a schematic front view of a protective tube of the bridge girder reinforcing apparatus easy to assemble and disassemble;
FIG. 6 is a schematic side view of a protective tube of a bridge girder reinforcing apparatus that is easy to assemble and disassemble.
The reference numbers in the figures illustrate:
1. a first door; 2. a box body; 3. a support leg; 4. a motor case; 5. a motor; 6. a second mounting seat; 7. a motor gear; 8. a helical gear; 9. a worm; 10. a substrate; 11. a second door; 13. a first cylindrical gear; 14. a fence; 15. a first optical axis; 16. a first shaft lever; 17. a first worm gear; 18. a groove; 19. a sleeve; 20. fixing a sleeve; 21. a second shaft lever; 22. a second worm gear; 23. a third cylindrical gear; 24. a fourth cylindrical gear; 25. a first mounting seat; 26. a second optical axis; 27. a notch; 28. a hollow bar; 281. a rib rod body; 282. a pulp outlet; 29. an anchor head; 30. a grout stopping plug; 31. a gasket; 32. a nut; 33. a protective tube; 331. a pipe body; 332. an elastic baffle plate; 3321. supporting the thorn; 333. an elastic collet; 3331. a silica gel pad; 34. and (5) fastening the ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a bridge reinforcing device convenient to disassemble and assemble comprises a protective device and a bar device, wherein the protective device comprises a box body 2, one end of the box body 2 is fixedly connected with a first mounting seat 25, a first shaft rod 16 is rotatably connected to the first mounting seat 25, two ends of the first shaft rod 16 are connected with a first cylindrical gear 13, the end part of the first mounting seat 25 is connected with a sleeve 19, a groove 18 is arranged in the middle of the sleeve 19, the groove 18 is in clearance fit with a fixing sleeve 20, the fixing sleeve 20 is connected with a first optical axis 15, two ends of the first optical axis 15 are connected with a second cylindrical gear 12, the first cylindrical gear 13 is meshed with the second cylindrical gear 12, one end of the fixing sleeve 20 is connected with a first door 1, the middle part of the first shaft rod 16 is connected with a first worm wheel 17, the first worm wheel 17 is meshed with a worm 9, the other end of the worm 9 is meshed with a second worm wheel 22, and the second worm wheel 22 is fixedly connected with a second shaft rod 21, the two ends of the second shaft lever 21 are connected with third cylindrical gears 23, the third cylindrical gears 23 are meshed with fourth cylindrical gears 24, the fourth cylindrical gears 24 are fixedly connected with the two ends of a second optical axis 26, the middle part of the second optical axis 26 is connected with a fixing sleeve 20, the second optical axis 26 is rotatably connected with a second mounting seat 6, and the second mounting seat 6 is fixedly connected with the box body 2; when the worm 9 rotates, two ends of the worm 9 are respectively meshed with the first worm wheel 17 and the second worm wheel 22, the first worm wheel 17 drives the first shaft lever 16 to rotate, the first shaft lever 16 drives the second cylindrical gear 12 to rotate through the first cylindrical gear 13, the second cylindrical gear is fixedly connected with the first optical axis 15, the first optical axis 15 drives the first door 1 to rotate, the second worm wheel 22 drives the second shaft lever 21 to rotate, the second shaft lever 21 drives the fourth cylindrical gear 24 to rotate through the third cylindrical gear 23, the second optical axis 26 rotates along with the fourth cylindrical gear 24, the second optical axis 26 drives the second door 11 to rotate, and at the moment, when the worm 9 rotates, the first door and the second door 1 rotate synchronously to be perpendicular to the box body 2, so that a construction protection area is formed.
As shown in FIG. 2, the helical gear 8 is arranged in the middle of the worm 9, the helical gear 8 is meshed with the motor gear 7, the motor gear 7 is fixedly connected with an output shaft of the motor 5, the bottom of the motor 5 is fixedly connected with the motor box 4, and the motor box 4 is fixedly connected with the bottom surface of the box body 2. The two ends of the upper surface of the box body 2 are connected with detachable base plates 10, a fence 14 is arranged on each base plate 10, the lower surface of the box body 2 is fixedly connected with the supporting legs 3, and notches 27 are formed in the middle parts of the first mounting seat 25 and the second mounting seat 6; when motor 5 circular telegram was rotated, motor 5 drove motor gear 7 and rotates, and motor gear 7 is through the transmission of helical gear 8, and worm 9 rotates, and motor 5 control worm 9's rotation promptly, and then control the rotation of first door 1 and second door 11, convenient and fast makes up into a protector with rail 14, keeps apart the protection to the construction region, avoids the dangerous bridge at the pouring, the potential safety hazard that the bar planting in-process caused constructor.
Referring to fig. 3 and 4, the bar device includes a hollow bar 28, an anchor head 29, a grout stop plug 30, a gasket 31, a nut 32 and a protective tube 33; the hollow rib rod 28 comprises a rib rod body 281 and a pulp outlet 282, wherein the pulp outlet 282 is arranged on the outer wall of the rib rod body 281 and communicated with the inside of the rib rod body 281; the anchor head 29 is positioned at the front end of the bar rod body 281 and is in threaded connection with the bar rod body 281; the grout stop plug 30, the gasket 31 and the nut 32 are positioned at the rear end of the rib rod body 281 and are sequentially in threaded connection with the rib rod body 281; the protective tube 33 comprises a tube body 331, an elastic baffle 332 and an elastic chuck 333, wherein the tube body 331 is in threaded connection with a rib rod body 281 and is positioned on the front side of the grout outlet 282; the elastic baffle 332 is fixedly connected to the rear end of the tube body 331, the elastic chuck 333 is fixedly connected to the front end of the tube body 331, the elastic baffle 332 and the elastic chuck 333 are both expanded outwards, and threads are arranged on the outer walls of the tube body 331 and the elastic chuck 333.
Referring to fig. 5 and 6, in use, the anchor head 29 is connected to the main body 281 of the tendon, and a suitable number of protection pipes 33 are selected to move forward along the threads on the surface of the main body 281 of the tendon, so that the protection pipes reach the front of the grout outlet 282 to be protected, and the grout outlet 282 is located below the elastic baffle 332, and then the grout stopper 30, the gasket 31 and the nut 32 are sequentially connected; because the fastening ring 34 is connected to the outer periphery of the tube body 331 in a threaded manner, the collet 333 expands outward, and the outer walls of the tube body 331 and the collet 333 are provided with threads, the outwardly expanded collet 333 can be fastened inward by rotating the fastening ring forward, so that the collet 333 presses the rib rod body 281 to fix the protection tube 33; a silica gel pad 3331 is arranged on the inner side of the elastic chuck 333, and the chuck 333 is in closer contact with the rib rod body 281 by arranging the silica gel pad 3331 made of a softer material, and the rib rod body 281 and the chuck 333 are protected; since the front end of the silicone pad 3331 is thin, when the fastening ring 34 is located at the front end of the chuck 333, the rear silicone pad 3331 is thick, and presses the fastening ring 34 forward, thereby preventing the fastening ring from rotating backward and reducing the clamping force; because the diameter of the fastening ring 34 is smaller than the maximum diameter of the anchor head 29, the through groove formed by the forward movement of the anchor head is larger than the area of the protective pipe 33, and the damage caused by extrusion of the inner wall of the hole on the protective pipe 33 due to the fact that the hole drilled on the bridge floor foundation is small is prevented; the elastic baffle 332 is made of metal, high in strength and not easy to break, when the rib rod moves towards the inside of the hole, the elastic baffle 332 is extruded by the wall of the hole and bends inwards, the lower slurry outlet 282 can be protected at the moment, the slurry outlet 282 is prevented from being blocked by soil, and the supporting thorns 3321 are arranged on the inner side to prevent the elastic baffle 332 from being completely attached to the slurry outlet 282 to cause the blockage; when the rib rod has a tendency of moving outwards, the elastic baffle 332 expands outwards to extrude the hole wall to prevent the rib rod from falling out naturally, and the supporting thorns 3321 can pierce the hole wall to further prevent the rib rod from falling out, so that the rib rod is convenient to mount; due to the inclined arrangement of the slurry outlet 282, the slurry outlet 282 can be further prevented from being blocked by soil when the bar moves 30.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The bridge reinforcing device convenient to disassemble and assemble is characterized by comprising a protective device and a rib rod device, wherein the protective device comprises a box body (2), one end of the box body (2) is fixedly connected with a first mounting seat (25), a first shaft rod (16) is rotatably connected onto the first mounting seat (25), two ends of the first shaft rod (16) are connected with first cylindrical gears (13), the end part of the first mounting seat (25) is connected with a sleeve (19), a groove (18) is formed in the middle of the sleeve (19), the groove (18) is in clearance fit with a fixing sleeve (20), the fixing sleeve (20) is connected with a first optical axis (15), two ends of the first optical axis (15) are connected with second cylindrical gears (12), the first cylindrical gears (13) are meshed with the second cylindrical gears (12), one end of the fixing sleeve (20) is connected with a first door (1), the middle part of the first shaft rod (16) is connected with a first worm gear (17), the first worm wheel (17) is meshed with the worm (9), the other end of the worm (9) is meshed with the second worm wheel (22), the second worm wheel (22) is fixedly connected with the second shaft rod (21), two ends of the second shaft rod (21) are connected with the third cylindrical gear (23), the third cylindrical gear (23) is meshed with the fourth cylindrical gear (24), the fourth cylindrical gear (24) is fixedly connected with two ends of the second optical axis (26), the middle part of the second optical axis (26) is connected with the fixing sleeve (20), the second optical axis (26) is rotatably connected with the second mounting seat (6), the second mounting seat (6) is fixedly connected with the box body (2), and two ends of the upper surface of the box body (2) are connected with the detachable fences (14);
the rib rod device comprises a hollow rib rod (28), an anchor head (29), a grout stop plug (30), a gasket (31), a screw cap (32) and a protective pipe (33); the hollow rib rod (28) comprises a rib rod body (281) and a pulp outlet (282), wherein the pulp outlet (282) is formed in the outer wall of the rib rod body (281) and communicated with the inside of the rib rod body (281); the anchor head (29) is positioned at the front end of the rib rod body (281) and is in threaded connection with the rib rod body (281); the grout stop plug (30), the gasket (31) and the screw cap (32) are positioned at the rear end of the rib rod body (281) and are sequentially in threaded connection with the rib rod body (281); the protective pipe (33) comprises a pipe body (331), an elastic baffle (332) and an elastic chuck (333), wherein the pipe body (331) is in threaded connection with the rib rod body (281) and is positioned on the front side of the pulp outlet (282); the elastic baffle (332) is fixedly connected to the rear end of the tube body (331), the elastic chuck (333) is fixedly connected to the front end of the tube body (331), and threads are arranged on the outer walls of the tube body (331) and the elastic chuck (333).
2. The bridge reinforcing device convenient to disassemble and assemble according to claim 1, wherein the helical gear (8) is arranged in the middle of the worm (9), the helical gear (8) is meshed with the motor gear (7), the motor gear (7) is fixedly connected with an output shaft of the motor (5), the bottom of the motor (5) is fixedly connected with the motor box (4), and the motor box (4) is fixedly connected with the bottom surface of the box body (2).
3. A bridge girder reinforcing apparatus convenient to disassemble and assemble according to claim 1, wherein the lower surface of the box body (2) is fixedly connected with the supporting legs (3).
4. A bridge girder reinforcing apparatus convenient to disassemble and assemble according to claim 1, wherein the first mounting seat (25) and the second mounting seat (6) are provided with notches (27) in the middle.
5. The bridge reinforcing apparatus easy to disassemble and assemble according to claim 1, wherein the elastic baffle (332) is made of metal and has supporting thorns (3321) on the inner side.
6. The bridge reinforcing apparatus convenient for assembly and disassembly according to claim 1, wherein the inside of the elastic collet (333) is provided with a silicone pad (3331), and the front end of the silicone pad (3331) is thinner.
7. The bridge girder reinforcing apparatus convenient to disassemble and assemble as claimed in claim 1, wherein the tubular body (331) is screw-connected with a fastening ring (34) at the periphery, and the diameter of the fastening ring (34) is smaller than the maximum diameter of the anchor head (29).
8. A bridge girder reinforcing apparatus facilitating disassembly and assembly according to claim 1, wherein the grout outlet (282) is provided in an inclined manner below the elastic baffle (332).
9. The use method of the bridge reinforcing device convenient to disassemble and assemble is characterized in that:
the method comprises the following steps:
connecting an anchor head (29) with a rib rod body (281) through threads, selecting a protective pipe (33) to move forwards along the threads on the surface of the rib rod body (281) so that the protective pipe reaches the front of a grout outlet (282) which needs to be protected, positioning a grout outlet (282) below an elastic baffle (332), and then sequentially connecting a grout stop plug (30), a gasket (31) and a screw cap (32); meanwhile, the fastening ring (34) is connected to the periphery of the tube body (331) in a threaded manner, the elastic chuck (333) expands outwards, threads are arranged on the outer walls of the tube body (331) and the elastic chuck (333), and the fastening ring (34) is rotated forwards to fasten the expanded elastic chuck (333) inwards, so that the elastic chuck (333) tightly presses the rib rod body (281) and the protective tube 33 is fixed; the inner side of the elastic chuck (333) is provided with a silica gel pad (3331), and the chuck (333) is more closely contacted with the rib rod body (281) by arranging the silica gel pad (3331) made of softer material, and the rib rod body (281) and the chuck (333) are protected.
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|---|---|---|---|
| CN202111418934.3A CN114016442A (en) | 2021-11-26 | 2021-11-26 | Bridge reinforcing device convenient to disassemble and assemble and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111418934.3A CN114016442A (en) | 2021-11-26 | 2021-11-26 | Bridge reinforcing device convenient to disassemble and assemble and using method thereof |
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| CN114016442A true CN114016442A (en) | 2022-02-08 |
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| CN202111418934.3A Pending CN114016442A (en) | 2021-11-26 | 2021-11-26 | Bridge reinforcing device convenient to disassemble and assemble and using method thereof |
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